cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A264353 The y member of the positive proper fundamental solution (x = x2(n), y = y2(n)) of the second class for the Pell equation x^2 - D(n)*y^2 = +8 for odd D(n) = A263012(n).

Original entry on oeis.org

7, 191, 121751, 977, 369857, 41903, 10447, 289, 31750313, 70217, 45911, 55814696449, 31976153111, 760633409, 4127, 6090942263, 114449983, 49021742073857, 961536627246198743, 377247137, 825722983360793, 569, 252098751014159, 145746599, 16830802006252297, 3602441, 9204879914229161, 21735887654887, 305798976086839, 3541220927745592511, 631, 103083370004609, 527123470001650790344559393, 190027177610417, 45407
Offset: 1

Views

Author

Wolfdieter Lang, Nov 17 2015

Keywords

Comments

The corresponding x = x2(n) member is given by A264351(n).
See A263012 for details and examples.

Examples

			n=5: 3642669^2  - 97*369857^2 = 8.
		

Crossrefs

Formula

x2(n)^2 - D(n)*a(n)^2 = 8 with D(n) = A263012(n) and x2(n) = A264351(n), n >= 1.